code: def _at_exit():
      STREAM_POOL[:] = []
  
file_path: pycuda/pycuda/sparse/inner.py
imports: from __future__ import division
  from __future__ import absolute_import
  import pycuda.driver
  import pycuda.gpuarray
  import atexit
label_desc: Use image node_id 2 for calling a global function with example usage: _at_exit() without return types